Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 85f42c564119d2055e0dcd7c2cbe4e50f116e8c097e9d8bc354b35f50050a1f0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^